The 1N4730A is a 1 watt zener diode in a DO-41 package.
| Specifications: | |
| Package / Case | DO-41 |
| Transistor Polarity | Black Color Band Denotes CATHODE |
| Nominal Zener Voltage Vz | 3.9V |
| Tested Current Izt | 64mA |
| Maximum Zener Impedance Zzt | 10Ω |
| Power Dissipation Pd | 1W |
| Maximum Reverse Leakage Current Ir | 50µA |
Note: All Specification will vary on manufacture products.